/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.hadoop.mapred.join;

import java.util.ArrayList;

import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.io.Writable;

/**
 * This class provides an implementation of ResetableIterator. The
 * implementation uses an {@link java.util.ArrayList} to store elements
 * added to it, replaying them as requested.
 * Prefer {@link StreamBackedIterator}.
 */
@InterfaceAudience.Public
@InterfaceStability.Stable
public class ArrayListBackedIterator<X extends Writable> extends 
    org.apache.hadoop.mapreduce.lib.join.ArrayListBackedIterator<X>
    implements ResetableIterator<X> {

  public ArrayListBackedIterator() {
    super();
  }

  public ArrayListBackedIterator(ArrayList<X> data) {
    super(data);
  }
}
